Laggan | PGS

Faroe Shetlands - UK - 2009

Laggan 3D

This dataset enables exploration companies to gain a better geological understanding of the area
Website Map for Survey LAGGAN
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Specifications

Survey summary

  • Type: 3D
  • Geometry: Standard
  • Size: 604.2 sq.km
  • Acquisition year: 2009
  • Completion of processing: 2010
  • Water depth: 500-750 m
  • Shooting direction: 59
  • Vessel: Ramform Vanguard
  • Alternate ID: MC3D-Q206 Laggan

Acquisition parameters

  • Number of streamers: 16
  • Streamer length: 5100 m
  • Streamer separation: 50 m
  • Shot interval: 25 m
  • Record length: 7000 ms
  • Sample rate: 2 ms
  • Bin dimensions (Acquisition): 25 x 6.25 m
  • Bin dimensions (Processing): 12.5 x 12.5 m
  • Fold: 102

Processing

  • 2D Surface Related Multiple Elimination (SRME)
  • High Resolution Radon Demultiple
  • Kirchhoff Pre-Stack Time Migration (PSTM)

Time products

  • Final Kirchhoff PSTM Stack
  • Angle Stack Near
  • Angle Stack Mid
  • Angle Stack Far
  • PSTM Gathers
  • Stacking Velocity
  • Migration Velocity